168975424 has 28 divisors (see below), whose sum is σ = 338643468. Its totient is φ = 83648000.

The previous prime is 168975421. The next prime is 168975479. The reversal of 168975424 is 424579861.

It can be written as a sum of positive squares in 2 ways, for example, as 144769024 + 24206400 = 12032^2 + 4920^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (168975421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6607 + ... + 19534.

Almost surely, 2^168975424 is an apocalyptic number.

It is an amenable number.

168975424 is an abundant number, since it is smaller than the sum of its proper divisors (169668044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

168975424 is a wasteful number, since it uses less digits than its factorization.

168975424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26254 (or 26244 counting only the distinct ones).

The product of its digits is 483840, while the sum is 46.

The square root of 168975424 is about 12999.0547348644. The cubic root of 168975424 is about 552.8506802324.

The spelling of 168975424 in words is "one hundred sixty-eight million, nine hundred seventy-five thousand, four hundred twenty-four".